qnTool is a C++ application/tool to upload firmware in QN902x micrccontroller from NXP. The program communicates with the bootloader of the QN902x microcontrollers. Refer this link to know the bootloader: https://community.nxp.com/thread/457271
qnTool is a C++ application/tool to upload firmware in QN902x micrccontroller from NXP. The program communicates with the bootloader of the QN902x microcontrollers. Refer this link to know the bootloader: https://community.nxp.com/thread/457271